This trailer is the opening cinematic from World of Warcraft: Mists of Pandaria, the upcoming expansion for World of Warcraft. Word is: "You've ended Deathwing's destructive rampage and saved the dragonflights from extinction. Now you must unlock the mysteries of the lost continent and discover the dark secrets of Pandaria's past. Explore ancient kingdoms hidden since before the Sundering, plunder vast treasures from the depths of the forgotten vaults, and rise to defend Pandaria from the shadow of a long buried evil - before it's too late."